&event=0 is required prior to the &genre=xx parameter to create a link for genre's of events
&genre=xx - he genre options are the same as those defined for ticket trove and cannot be changed by the venue. The values for xx can be found in the 'event genre' code table:
Click Setup >> System Tables >> Code Tables.
Select the Event Genre option in the left column.
Locate the Seq # column.
This is the unique number representing the genera. It can be used to replace the "xx" in the link above.
tmsource=yyyyyy (optional) where yyyyyy is a tracking code that is placed on any cart for tracking the source of the referral.